ALWAYS_EXCEPT="$ALWAYS_EXCEPT 11 12 13 14 15 16 17 18 19 20 21"
[[ $(lustre_version_code $SINGLEMDS) -lt $(version_code 2.6.50) ]] &&
- ALWAYS_EXCEPT="$ALWAYS_EXCEPT 2d 2e 3 22 23 24 25 26 27 28"
+ ALWAYS_EXCEPT="$ALWAYS_EXCEPT 2d 2e 3 22 23 24 25 26 27 28 29 30"
build_test_filter
check_mount_and_prep
$LFS mkdir -i 0 $DIR/$tdir/a1
- $LFS setstripe -c 1 -i 0 -s 1M $DIR/$tdir/a1
+ $LFS setstripe -c 1 -i 0 -S 1M $DIR/$tdir/a1
dd if=/dev/zero of=$DIR/$tdir/a1/f1 bs=1M count=2
local saved_size=$(ls -il $DIR/$tdir/a1/f1 | awk '{ print $6 }')
if [ $MDSCOUNT -ge 2 ]; then
$LFS mkdir -i 1 $DIR/$tdir/a2
- $LFS setstripe -c 2 -i 1 -s 1M $DIR/$tdir/a2
+ $LFS setstripe -c 2 -i 1 -S 1M $DIR/$tdir/a2
dd if=/dev/zero of=$DIR/$tdir/a2/f2 bs=1M count=2
$LFS path2fid $DIR/$tdir/a2/f2
$LFS getstripe $DIR/$tdir/a2/f2
check_mount_and_prep
$LFS mkdir -i 0 $DIR/$tdir/a1
- $LFS setstripe -c 1 -i 0 -s 1M $DIR/$tdir/a1
+ $LFS setstripe -c 1 -i 0 -S 1M $DIR/$tdir/a1
dd if=/dev/zero of=$DIR/$tdir/a1/f1 bs=1M count=2
local saved_size=$(ls -il $DIR/$tdir/a1/f1 | awk '{ print $6 }')
local fid1=$($LFS path2fid $DIR/$tdir/a1/f1)
if [ $MDSCOUNT -ge 2 ]; then
$LFS mkdir -i 1 $DIR/$tdir/a2
- $LFS setstripe -c 2 -i 1 -s 1M $DIR/$tdir/a2
+ $LFS setstripe -c 2 -i 1 -S 1M $DIR/$tdir/a2
dd if=/dev/zero of=$DIR/$tdir/a2/f2 bs=1M count=2
fid2=$($LFS path2fid $DIR/$tdir/a2/f2)
echo ${fid2}
check_mount_and_prep
$LFS mkdir -i 0 $DIR/$tdir/a1
- $LFS setstripe -c 1 -i 0 -s 1M $DIR/$tdir/a1
+ $LFS setstripe -c 1 -i 0 -S 1M $DIR/$tdir/a1
echo "Inject failure, to simulate the case of missing parent FID"
#define OBD_FAIL_LFSCK_NOPFID 0x1617
if [ $MDSCOUNT -ge 2 ]; then
$LFS mkdir -i 1 $DIR/$tdir/a2
- $LFS setstripe -c 1 -i 0 -s 1M $DIR/$tdir/a2
+ $LFS setstripe -c 1 -i 0 -S 1M $DIR/$tdir/a2
dd if=/dev/zero of=$DIR/$tdir/a2/f2 bs=1M count=2
$LFS getstripe $DIR/$tdir/a2/f2
fi
check_mount_and_prep
mkdir $DIR/$tdir/a1
- $LFS setstripe -c 1 -i 0 -s 1M $DIR/$tdir/a1
+ $LFS setstripe -c 1 -i 0 -S 1M $DIR/$tdir/a1
echo "guard" > $DIR/$tdir/a1/f1
echo "foo" > $DIR/$tdir/a1/f2
local saved_size=$(ls -il $DIR/$tdir/a1/f2 | awk '{ print $6 }')
check_mount_and_prep
mkdir $DIR/$tdir/a1
- $LFS setstripe -c 1 -i 0 -s 1M $DIR/$tdir/a1
+ $LFS setstripe -c 1 -i 0 -S 1M $DIR/$tdir/a1
echo "guard" > $DIR/$tdir/a1/f1
echo "foo" > $DIR/$tdir/a1/f2
local saved_size=$(ls -il $DIR/$tdir/a1/f2 | awk '{ print $6 }')
check_mount_and_prep
$LFS mkdir -i 0 $DIR/$tdir/a1
- $LFS setstripe -c 1 -i 0 -s 1M $DIR/$tdir/a1
+ $LFS setstripe -c 1 -i 0 -S 1M $DIR/$tdir/a1
dd if=/dev/zero of=$DIR/$tdir/a1/guard bs=1M count=2
dd if=/dev/zero of=$DIR/$tdir/a1/f1 bs=1M count=2
$LFS mkdir -i 0 $DIR/$tdir/a2
- $LFS setstripe -c 2 -i 0 -s 1M $DIR/$tdir/a2
+ $LFS setstripe -c 2 -i 0 -S 1M $DIR/$tdir/a2
dd if=/dev/zero of=$DIR/$tdir/a2/f2 bs=1M count=2
$LFS getstripe $DIR/$tdir/a1/f1
$LFS getstripe $DIR/$tdir/a2/f2
if [ $MDSCOUNT -ge 2 ]; then
$LFS mkdir -i 1 $DIR/$tdir/a3
- $LFS setstripe -c 1 -i 0 -s 1M $DIR/$tdir/a3
+ $LFS setstripe -c 1 -i 0 -S 1M $DIR/$tdir/a3
dd if=/dev/zero of=$DIR/$tdir/a3/guard bs=1M count=2
dd if=/dev/zero of=$DIR/$tdir/a3/f3 bs=1M count=2
$LFS mkdir -i 1 $DIR/$tdir/a4
- $LFS setstripe -c 2 -i 0 -s 1M $DIR/$tdir/a4
+ $LFS setstripe -c 2 -i 0 -S 1M $DIR/$tdir/a4
dd if=/dev/zero of=$DIR/$tdir/a4/f4 bs=1M count=2
$LFS getstripe $DIR/$tdir/a3/f3
$LFS getstripe $DIR/$tdir/a4/f4
check_mount_and_prep
$LFS mkdir -i 0 $DIR/$tdir/a1
if [ $OSTCOUNT -gt 2 ]; then
- $LFS setstripe -c 3 -i 0 -s 1M $DIR/$tdir/a1
+ $LFS setstripe -c 3 -i 0 -S 1M $DIR/$tdir/a1
bcount=513
else
- $LFS setstripe -c 2 -i 0 -s 1M $DIR/$tdir/a1
+ $LFS setstripe -c 2 -i 0 -S 1M $DIR/$tdir/a1
bcount=257
fi
echo "The target name entry is lost. The LFSCK should insert the"
echo "orphan MDT-object under .lustre/lost+found/MDTxxxx. But if"
echo "the MDT (on which the orphan MDT-object resides) has ever"
- echo "failed to respond some name entry verification durin the"
+ echo "failed to respond some name entry verification during the"
echo "first stage-scanning, then the LFSCK should skip to handle"
echo "orphan MDT-object on this MDT. But other MDTs should not"
echo "be affected."
}
run_test 28 "Skip the failed MDT(s) when handle orphan MDT-objects"
+test_29a() {
+ echo "#####"
+ echo "The object's nlink attribute is larger than the object's known"
+ echo "name entries count. The LFSCK will repair the object's nlink"
+ echo "attribute to match the known name entries count"
+ echo "#####"
+
+ check_mount_and_prep
+
+ $LFS mkdir -i 0 $DIR/$tdir/d0 || error "(1) Fail to mkdir d0"
+ touch $DIR/$tdir/d0/foo || error "(2) Fail to create foo"
+
+ echo "Inject failure stub on MDT0 to simulate the case that foo's"
+ echo "nlink attribute is larger than its name entries count."
+
+ #define OBD_FAIL_LFSCK_MORE_NLINK 0x1625
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0x1625
+ ln $DIR/$tdir/d0/foo $DIR/$tdir/d0/h1 ||
+ error "(3) Fail to hard link to $DIR/$tdir/d0/foo"
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0
+
+ cancel_lru_locks mdc
+ local count=$(stat --format=%h $DIR/$tdir/d0/foo)
+ [ $count -eq 3 ] || error "(4) Cannot inject error: $count"
+
+ echo "Trigger namespace LFSCK to repair the nlink count"
+ $START_NAMESPACE -r -A ||
+ error "(5) Fail to start LFSCK for namespace"
+
+ wait_update_facet $SINGLEMDS "$LCTL get_param -n \
+ mdd.${MDT_DEV}.lfsck_namespace |
+ awk '/^status/ { print \\\$2 }'" "completed" 32 || {
+ $SHOW_NAMESPACE
+ error "(6) unexpected status"
+ }
+
+ local repaired=$($SHOW_NAMESPACE |
+ awk '/^nlinks_repaired/ { print $2 }')
+ [ $repaired -eq 1 ] ||
+ error "(7) Fail to repair nlink count: $repaired"
+
+ cancel_lru_locks mdc
+ count=$(stat --format=%h $DIR/$tdir/d0/foo)
+ [ $count -eq 2 ] || error "(8) Fail to repair nlink count: $count"
+}
+run_test 29a "LFSCK can repair bad nlink count (1)"
+
+test_29b() {
+ echo "#####"
+ echo "The object's nlink attribute is smaller than the object's known"
+ echo "name entries count. The LFSCK will repair the object's nlink"
+ echo "attribute to match the known name entries count"
+ echo "#####"
+
+ check_mount_and_prep
+
+ $LFS mkdir -i 0 $DIR/$tdir/d0 || error "(1) Fail to mkdir d0"
+ touch $DIR/$tdir/d0/foo || error "(2) Fail to create foo"
+
+ echo "Inject failure stub on MDT0 to simulate the case that foo's"
+ echo "nlink attribute is smaller than its name entries count."
+
+ #define OBD_FAIL_LFSCK_LESS_NLINK 0x1626
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0x1626
+ ln $DIR/$tdir/d0/foo $DIR/$tdir/d0/h1 ||
+ error "(3) Fail to hard link to $DIR/$tdir/d0/foo"
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0
+
+ cancel_lru_locks mdc
+ local count=$(stat --format=%h $DIR/$tdir/d0/foo)
+ [ $count -eq 1 ] || error "(4) Cannot inject error: $count"
+
+ echo "Trigger namespace LFSCK to repair the nlink count"
+ $START_NAMESPACE -r -A ||
+ error "(5) Fail to start LFSCK for namespace"
+
+ wait_update_facet $SINGLEMDS "$LCTL get_param -n \
+ mdd.${MDT_DEV}.lfsck_namespace |
+ awk '/^status/ { print \\\$2 }'" "completed" 32 || {
+ $SHOW_NAMESPACE
+ error "(6) unexpected status"
+ }
+
+ local repaired=$($SHOW_NAMESPACE |
+ awk '/^nlinks_repaired/ { print $2 }')
+ [ $repaired -eq 1 ] ||
+ error "(7) Fail to repair nlink count: $repaired"
+
+ cancel_lru_locks mdc
+ count=$(stat --format=%h $DIR/$tdir/d0/foo)
+ [ $count -eq 2 ] || error "(8) Fail to repair nlink count: $count"
+}
+run_test 29b "LFSCK can repair bad nlink count (2)"
+
+test_29c() {
+ echo "#####"
+ echo "There are too much hard links to the object, and exceeds the
+ echo object's linkEA limitation, as to NOT all the known name entries"
+ echo "will be recorded in the linkEA. Under such case, LFSCK should"
+ echo "skip the nlink verification for this object."
+ echo "#####"
+
+ check_mount_and_prep
+
+ $LFS mkdir -i 0 $DIR/$tdir/d0 || error "(1) Fail to mkdir d0"
+ touch $DIR/$tdir/d0/foo || error "(2) Fail to create foo"
+ ln $DIR/$tdir/d0/foo $DIR/$tdir/d0/h1 ||
+ error "(3) Fail to hard link to $DIR/$tdir/d0/foo"
+
+ echo "Inject failure stub on MDT0 to simulate the case that"
+ echo "foo's hard links exceed the object's linkEA limitation."
+
+ #define OBD_FAIL_LFSCK_LINKEA_OVERFLOW 0x1627
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0x1627
+ ln $DIR/$tdir/d0/foo $DIR/$tdir/d0/h2 ||
+ error "(4) Fail to hard link to $DIR/$tdir/d0/foo"
+
+ cancel_lru_locks mdc
+
+ local count1=$(stat --format=%h $DIR/$tdir/d0/foo)
+ [ $count1 -eq 3 ] || error "(5) Stat failure: $count1"
+
+ local foofid=$($LFS path2fid $DIR/$tdir/d0/foo)
+ $LFS fid2path $DIR $foofid
+ local count2=$($LFS fid2path $DIR $foofid | wc -l)
+ [ $count2 -eq 2 ] || "(6) Fail to inject error: $count2"
+
+ echo "Trigger namespace LFSCK to repair the nlink count"
+ $START_NAMESPACE -r -A ||
+ error "(7) Fail to start LFSCK for namespace"
+
+ wait_update_facet $SINGLEMDS "$LCTL get_param -n \
+ mdd.${MDT_DEV}.lfsck_namespace |
+ awk '/^status/ { print \\\$2 }'" "completed" 32 || {
+ $SHOW_NAMESPACE
+ error "(8) unexpected status"
+ }
+
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0
+ local repaired=$($SHOW_NAMESPACE |
+ awk '/^nlinks_repaired/ { print $2 }')
+ [ $repaired -eq 0 ] ||
+ error "(9) Repair nlink count unexpcetedly: $repaired"
+
+ cancel_lru_locks mdc
+
+ count1=$(stat --format=%h $DIR/$tdir/d0/foo)
+ [ $count1 -eq 3 ] || error "(10) Stat failure: $count1"
+
+ count2=$($LFS fid2path $DIR $foofid | wc -l)
+ [ $count2 -eq 2 ] ||
+ error "(11) Repaired something unexpectedly: $count2"
+}
+run_test 29c "Not verify nlink attr if hark links exceed linkEA limitation"
+
+test_30() {
+ [ $(facet_fstype $SINGLEMDS) != ldiskfs ] &&
+ skip "Only support backend /lost+found for ldiskfs" && return
+
+ echo "#####"
+ echo "The namespace LFSCK will move the orphans from backend"
+ echo "/lost+found directory to normal client visible namespace"
+ echo "or to global visible ./lustre/lost+found/MDTxxxx/ directory"
+ echo "#####"
+
+ check_mount_and_prep
+
+ $LFS mkdir -i 0 $DIR/$tdir/foo || error "(1) Fail to mkdir foo"
+ touch $DIR/$tdir/foo/f0 || error "(2) Fail to touch f1"
+
+ echo "Inject failure stub on MDT0 to simulate the case that"
+ echo "directory d0 has no linkEA entry, then the LFSCK will"
+ echo "move it into .lustre/lost+found/MDTxxxx/ later."
+
+ #define OBD_FAIL_LFSCK_NO_LINKEA 0x161d
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0x161d
+ mkdir $DIR/$tdir/foo/d0 || error "(3) Fail to mkdir d0"
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0
+
+ touch $DIR/$tdir/foo/d0/f1 || error "(4) Fail to touch f1"
+ mkdir $DIR/$tdir/foo/d0/d1 || error "(5) Fail to mkdir d1"
+
+ echo "Inject failure stub on MDT0 to simulate the case that the"
+ echo "object's name entry will be removed, but not destroy the"
+ echo "object. Then backend e2fsck will handle it as orphan and"
+ echo "add them into the backend /lost+found directory."
+
+ #define OBD_FAIL_LFSCK_NO_NAMEENTRY 0x1624
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0x1624
+ rmdir $DIR/$tdir/foo/d0/d1 || error "(6) Fail to rmdir d1"
+ rm -f $DIR/$tdir/foo/d0/f1 || error "(7) Fail to unlink f1"
+ rmdir $DIR/$tdir/foo/d0 || error "(8) Fail to rmdir d0"
+ rm -f $DIR/$tdir/foo/f0 || error "(9) Fail to unlink f0"
+ do_facet $SINGLEMDS $LCTL set_param fail_loc=0
+
+ umount_client $MOUNT || error "(10) Fail to stop client!"
+
+ stop $SINGLEMDS || error "(11) Fail to stop MDT0"
+
+ echo "run e2fsck"
+ run_e2fsck $(facet_host $SINGLEMDS) $MDT_DEVNAME "-y" ||
+ error "(12) Fail to run e2fsck"
+
+ start $SINGLEMDS $MDT_DEVNAME $MOUNT_OPTS_NOSCRUB > /dev/null ||
+ error "(13) Fail to start MDT0"
+
+ echo "Trigger namespace LFSCK to recover backend orphans"
+ $START_NAMESPACE -r -A ||
+ error "(14) Fail to start LFSCK for namespace"
+
+ wait_update_facet $SINGLEMDS "$LCTL get_param -n \
+ mdd.${MDT_DEV}.lfsck_namespace |
+ awk '/^status/ { print \\\$2 }'" "completed" 32 || {
+ $SHOW_NAMESPACE
+ error "(15) unexpected status"
+ }
+
+ local repaired=$($SHOW_NAMESPACE |
+ awk '/^local_lost_found_moved/ { print $2 }')
+ [ $repaired -ge 4 ] ||
+ error "(16) Fail to recover backend orphans: $repaired"
+
+ mount_client $MOUNT || error "(17) Fail to start client!"
+
+ stat $DIR/$tdir/foo/f0 || "(18) f0 is not recovered"
+
+ ls -ail $MOUNT/.lustre/lost+found/
+
+ echo "d0 should become orphan under .lustre/lost+found/MDT0000/"
+ [ -d $MOUNT/.lustre/lost+found/MDT0000 ] ||
+ error "(19) $MOUNT/.lustre/lost+found/MDT0000/ should be there"
+
+ ls -ail $MOUNT/.lustre/lost+found/MDT0000/
+
+ cname=$(find $MOUNT/.lustre/lost+found/MDT0000/ -name *-*-D-*)
+ [ ! -z "$cname" ] || error "(20) d0 is not recovered"
+
+ stat ${cname}/d1 || error "(21) d0 is not recovered"
+ stat ${cname}/f1 || error "(22) f1 is not recovered"
+}
+run_test 30 "LFSCK can recover the orphans from backend /lost+found"
+
$LCTL set_param debug=-lfsck > /dev/null || true
# restore MDS/OST size